Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338337 | Two-stage heat recovery for submerged combustion heating system | Eric Leopold Panz, Steven Eric Panz | 2002-01-15 |
| 6293277 | Sludge treatment system using two-stage heat recovery submerged combustion | Eric Leopold Panz, Steven Eric Panz | 2001-09-25 |